Second Term Examination
Class : JSS 2
Subject : Mathematics
Instruction : Answer all questions from this section.
1. If the area of a circle is 154cm². What is the diameter of the circle? (a) 30cm (b) 21cm (c) 14cm (d) 28cm
2. Two boys share 35 notebooks in the ratio 2:3 . How many notebooks does each get? (a) 22, 13 (b) 14, 21 (c) 24, 14 (d) 13, 22
3. An acute angle x can be expressed as ________________ . (a) x < 360° (b) x < 270° (c) x < 90° (d) x < 180°
4. If 2y + 14 = 14. What is the value of Y? (a) 28 (b) 22 (c) 14 (d) 2
5. A television set cost #15,400 a discount of 12% is given for cash. What is the price for each payment? (a) #1,283 (b) #1,848 (c) #1,925 (d) #13, 475
6. Find the square root of 3 6/25 (a) 3/25 (b) 6/25 (c) 1 4/5 (d) 2 6/25
7. What is the smallest number by which 24 must be multiplied to get a perfect square? (a) 24 (b) 8 (c) 6 (d) 3
8. Simplify 6x – 3y – (4x – 7y). (a) 2x + 4y (b) 10x + 4y (c) 2x + 10y (d) 10x – 4y
9. Express 108 as a product of its prime factors. (a) 2 × 3 (b) 2² x 3³ (c) 2² x 3² (d) 2³ x 3²
10. Convert 64 base ten to a number in base two. (a) 10001 two (b) 101001 two (c) 1000000 two (d) 1100000 two
11. A line that divides the circle into two equal part is known as _________. (a) Chord (b) Diameter (c) Radius (d) Sector
12. Find the simple interest on #8,000 at 4% for 6 years. (a) #320 (b) #480 (c) #1920 (d) #2400
13. Express 33% as a devi al number. (a) 0.30 (b) 0.31 (c) 0.33 (d) 3.3
14. Factorize : 27ab + 36b². (a) 9b( 3a – 4b) (b) 3a(9b + 6b²) (c) 9b(3a + 4b) (d) ab (27 + 36b)
15. When the sum of n and 2 is divided by 20, the result is 4. Find the value of n. (a) 20 (b) 40 (c) 78 (d) 82
16. Express 0.0004107 in standard form. (a) 4107 x 10⁴ (b) 41.07 x 10² (c) 4.107 x 10-⁴ (d) 410.7 x 10³
17. Find the H.C.F of 18, 24 and 30. (a) 6 (b) 5 (c) 4 (d) 3
18. Simplify : 9² – 4²
(a) 81 (b) 65 (c) 16 (d) 9
19. Solve the equation : p = (3 – p) / 11. (a) 3 1/3 (b) 3/10 (c) 3/11 (d) 1/4
20. Find x if 3/8 = 9/x
(a) 8 (b) 16 (c) 21 (d) 24
21. Simplify (3/4 – 1/4) ÷ (3/4 + 1/5). (a) 15/152 (b) 16/152 (c) 10/19 (d) 19/40
22. In a class of 25 students, 15 are boys. What percentage are girls? (a) 10% (b) 20% (c) 40% (d) 30%
23. Remove the bracket in (q + 3) (2q + 3) (a) q + 5q + q (b) 2p + 9q + 9 (c) 2q² + 9q + 6 (d) 2q² + 9q + 9
24. Factorize : wxy. + wxz. (a) wz(y + z) (b) yz(w + x) (c) w(xy + xz) (d) x(xy + wz)
25. Round off 25.5647 to 3 significant figures. (a) 25.5 (b) 2.56 (c) 25.6 (d) 25.7
26. Evaluate : √ 3 1/16 (a) 1 1/4 (b) 1 1/2 (c) 1 3/4 (d) 2 1/4
27. A man bought a Mathematics book for #1680. 00, find his percentage loss if the book is sold at #1180. 00 (a) 29.76% (b) 28.24% (c) 11.5% (d) 16.83%
28.
Section B : Theory
Answer any three (3) questions from these section.
1a. Express 101110 two in base ten.
1b. Calculate the simple interest on |#60,000 for 3 years at the rate of 5% per annum.
2a. Solve the equation: 2x/3 – 2 = 3x/2 + 3
2b. Simplify : 2a + 14 – 5a -7 + 8a.
3a. Four men can do a piece of work in 8 days. How many days would it take 16 men working at the same rate?
3b. Convert 1011101 two to base ten.
4a. Find the amount to be paid on an article marked #1,250.00, if a discount of 8% is to be given.
4b. What is the smallest number by which 18 must be multiplied to get a perfect square.